| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.32 | USD | 20251103 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.32 | USD | 20251103 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.15 | USD | 20251031 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.15 | USD | 20251031 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.36 | USD | 20251030 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.36 | USD | 20251030 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.64 | USD | 20251029 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.64 | USD | 20251029 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.47 | USD | 20251028 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 931.47 | USD | 20251028 |